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Vectorizing 2D DFT for only select region of the output
I am trying to take a Fourier transform of an input 2d waveform, where I only care about the intensity of the output in a specif...
2 months 前 | 1 个回答 | 0
1
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Improve GPU utilization during regression deep learning
I'm having trouble improving GPU utilization on, I think, a fairly straightforward deep learning example, and wonder if there is...
2 years 前 | 1 个回答 | 0
1
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Efficient construction of positive and negative matrix
I am trying to efficiently constuct a vector along the lines of the following paradigmatic code: % Setup N = 20; B = de2bi((1...
2 years 前 | 2 个回答 | 0
2
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Efficient multiplication by large structured matrix of ones and zeros
I am trying to do a relatively simple operation, with a prototypical example: N = 20; B = de2bi((1:2^N)-1,N); c = rand(2^N,...
2 years 前 | 2 个回答 | 1
2
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Running parfor on SLURM limits cores to 1
Hello, I'm trying to run some parallelized code (through parfor) on a university high performance cluster. In order to make sure...
2 years 前 | 1 个回答 | 0
1
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MATLAB freezes when running code blocks
I've been experiencing problems with a MATLAB installation on a new computer. I am running R2021B on Windows 10 Pro (results fro...
3 years 前 | 1 个回答 | 0
1
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Finding neighbors in pages of very large 3D matrix
Hello, Given a 3D tensor, the pages of which are 2D matrices composed of 1s and 0s, I'm looking to find an effiicient method fo...
3 years 前 | 2 个回答 | 1
2
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Fast vector reshaping/permutation
I'm trying to optimize a very specific vector operation, namely taking a large (2^20 x 1) vector, reshaping it, permuting the in...
3 years 前 | 3 个回答 | 0
3
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Vectorizing nonlinear matrix operation on many small matrices
I am trying to optimize the following generic matrix operation: m = 3; % small number in general n = 2^20; % large power of 2 ...
4 years 前 | 1 个回答 | 1
